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[media] bt8xx: just return 0 instead of using a var

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Instead of allocating a var to store 0 and just return it,
change the code to return 0 directly.

Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2014-09-03 15:30:41 -03:00
parent 8b37c6455f
commit a896dc7a1f
2 changed files with 2 additions and 5 deletions
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3
drivers/media/pci/bt8xx/bttv-driver.c
View file

@ -1531,7 +1531,6 @@ bttv_switch_overlay(struct bttv *btv, struct bttv_fh *fh,
{ {
struct bttv_buffer *old; struct bttv_buffer *old;
unsigned long flags; unsigned long flags;
int retval = 0;
dprintk("switch_overlay: enter [new=%p]\n", new); dprintk("switch_overlay: enter [new=%p]\n", new);
if (new) if (new)
@ -1551,7 +1550,7 @@ bttv_switch_overlay(struct bttv *btv, struct bttv_fh *fh,
if (NULL == new) if (NULL == new)
free_btres_lock(btv,fh,RESOURCE_OVERLAY); free_btres_lock(btv,fh,RESOURCE_OVERLAY);
dprintk("switch_overlay: done\n"); dprintk("switch_overlay: done\n");
return retval; return 0;
} }
/* ----------------------------------------------------------------------- */ /* ----------------------------------------------------------------------- */

4
drivers/media/pci/bt8xx/dst_ca.c
View file

@ -674,11 +674,9 @@ static int dst_ca_release(struct inode *inode, struct file *file)
static ssize_t dst_ca_read(struct file *file, char __user *buffer, size_t length, loff_t *offset) static ssize_t dst_ca_read(struct file *file, char __user *buffer, size_t length, loff_t *offset)
{ {
ssize_t bytes_read = 0;
dprintk(verbose, DST_CA_DEBUG, 1, " Device read."); dprintk(verbose, DST_CA_DEBUG, 1, " Device read.");
return bytes_read; return 0;
} }
static ssize_t dst_ca_write(struct file *file, const char __user *buffer, size_t length, loff_t *offset) static ssize_t dst_ca_write(struct file *file, const char __user *buffer, size_t length, loff_t *offset)